DHC Technical Publications

* For CL technical publications, please visit: aerialfirefighter.vikingair.com/support/technical-publications

De Havilland Canada aircraft are recognized the world over for their reliability and longevity, and Viking is committed to keeping the fleet operational and in service for years to come. This commitment includes simplifying access to current versions of and revisions to Maintenance and Flight Manuals for DHC-2 Beaver through to DHC-7 Dash 7 aircraft. Viking has worked with Aircraft Technical Publishers (ATP) to provide up-to-date, digital versions of the technical libraries that are easily accessible and available by subscription.

Current Manual Status List for DHC Aircraft

Manual Status List – DHC-2 to DHC-7

To obtain a subscription to a digital library, please contact ATP:

For more information on digital technical publications, please contact csps-tp@vikingair.com.

Service Bulletins

* For CL service bulletins, please visit: aerialfirefighter.vikingair.com/support/technical-publications

The table below contains the full list of service bulletins that have been issued in relation to DHC-2 Beaver, DHC-3 Otter, DHC-6 Twin Otter and DHC-7 Dash 7 aircraft. This list is for reference purposes only. To purchase a subscription to a digital library, please contact Aircraft Technical Publishers. To obtain a copy of a particular service bulletin or for more information, please contact our CSPS Technical Publications Coordinator at csps-tp@vikingair.com.

Displaying 21 - 40 of 1697

Bulletins RSS

Aircraftsort ascending S/B No. Title Original Issue Latest Issue
DHC-2T 2/49

Not Applicable

DHC-2T 2/50

See TB/58

DHC-2T 2/51 ASB

Flight Controls - Special Inspection of Link Stop in Aileron Control Chain

Mar 15, 1996
DHC-2T V2/0009

Inspection - Wing Rear Spar

Jul 26, 2016
DHC-2T 2/52

See TB/60

DHC-7 7-29-3

Hydraulic Pump Drive Shaft - Special Inspection
(A/C 1 thru 6 and 9)

Mar 16, 1979
DHC-7 7-53-16

Furnishings - Baggage Compartment -  Addition of Bulkhead Retaining Angle
-  Modification 7/1843
(A/C 1 thru 32)

Dec 12, 1980
DHC-7 7-39-2

Turn and Slip Indicator - To Delete `4 Min. Turn' from Face of Indicator
- Modification 7/1526
(A/C 1 thru 12)

Dec 7, 1979
DHC-7 A7-32-98

Landing Gear - Extension and Retraction - Special Inspection of Downlock Microswitch Actuating Lever on Nose Landing Gear
Serial Numbers 3 thru 113

Jan 29, 1993
DHC-7 7-24-16

Electrical Harness - Main and Nose Landing Gear - To Improve Reliability
- Modification 7/1693 (A/C 1 thru 14)

Mar 7, 1980
DHC-7 7-27-1

Roll Spoiler Actuator - Seal Replacement
- Modification 7/1274 (A/C 4)

Jan 13, 1978
DHC-7 7-32-39

Nose Landing Gear - Shockstrut Assembly -  Replacement to Alleviate Shimmy
-  Modifications 7/2059 and 7/2088 (A/C 1 thru 86 for Modification 7/2059; 3 thru 66 for Modification 7/2088)

Oct 2, 1981 Jan 29, 1982 'B'
DHC-7 7-57-40

WINGS - Modification to the Rear Spar Spoiler Synchro Wire Routing
(All Aircraft)

Jun 27, 2006 Sep 19, 2006 'A'
DHC-7 7-21-11

Conditioned Air System - Water Separator Insulation
- Modification 711 630
(A/C 1 thru 34)

Sep 5, 1980
DHC-7 7-24-63

NOT ISSUED

DHC-7 7-73-7

Engine Fuel and Control - Modification of Water Separator and Filter
- Bendix Corp. S/B 135a
(A/C 1 and Sub. and all PT6-50 Engines in Spares Holdings)

Mar 9, 1984
DHC-7 7-29-19

Hydraulic Power - Improved Tubing Installation
-  Modification 7/2475 (A/C 3 thru 110)

Feb 14, 1986
DHC-7 7-53-32

Fuselage - Replacement of Fasteners in Nose Landing Gear Drag Strut Attachment Fittings
- Modification 7/2572
(All A/C)

Mar 15, 1991
DHC-7 7-52-10

Airstair Door - Spring Power Assembly Replacement
- Modification 7/1543
(A/C 1 thru 25 and 27)

Oct 4, 1979 Jun 5, 1981 'B'
DHC-7 7-33-11

Lights - Wing Tip Dual Position Light
-  Installation
-  Modification 7/2147
(A/C 003 thru 092, 094 and 095)

Mar 25, 1983 Jan 27, 1984 'A'

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